This inventor holds 1 USPTO granted patent. Top assignee: Other. Active years: 1980.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 834,601 Years Active: 1980
Title: Svetlana A. Platonova: Inventor in Polyisocyanate Preparation
Introduction
Svetlana A. Platonova is an inventor associated with Bykovo, Russia. Her listed patent concerns a method for preparing polyisocyanates with a biuret structure.
Latest Patents
Platonova is credited with 1 patent: “Method for Preparing Biuret-Structure Polyisocyanates.” The invention describes reacting 1,6-hexamethylenediisocyanate with water introduced into the reaction zone as vapor mixed with air or an inert gas. It specifies a moisture content of 0.1 to 2.0 kilograms per kilogram and a vapor-mixture temperature of 110°C to 130°C, while the reaction itself takes place at 150°C to 170°C.
The patent reports that the process produces biuret-structure polyisocyanates with a molecular mass of about 800 and an isocyanate-group content of up to 23.59%. It also states that no polyurea forms during the reaction and describes the process as single-stage, technologically simple, and suitable for continuous operation.
Career Highlights
The available information highlights Platonova’s contribution to chemical-process innovation through a method designed to prepare biuret-structure polyisocyanates. No company affiliation is specified.
Collaborations
Her listed collaborators include Evgeny N. Novozhilov and Viktor A. Pekarsky.
Conclusion
Svetlana A. Platonova’s recorded patent focuses on a continuous, single-stage approach to producing biuret-structure polyisocyanates under specified reaction conditions.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile